Articles tagged "california"

california earthquake june 24 2020 f

Strong and shallow M5.8 earthquake hits Owens Lake, California

A strong and shallow earthquake registered by the USGS as M5.8 hit central California at 17:40 UTC on June 24, 2020. The agency is reporting a depth of 4.7 km (2.9 miles). 12 aftershocks were reported over the next 47 minutes, with the strongest one M4.5. The...

June 24, 2020

cahuilla earthquake swarm june 19 2020

Underground fluid injections triggered earthquake swarm near Cahuilla, California

A new seismological study found that a naturally-occurring injection of underground fluids triggered an earthquake swarm near Cahuilla, California, that lasted for nearly four years. The research shows an evolving understanding of how fault architecture drives...

June 21, 2020

california snow may 19 2020

Late-season storm brings snow to Sierra Nevada, California

An unseasonal storm system brought snow to higher elevations of California on Monday, May 18, 2020, while thunderstorms developed through the foothills, as well as the Sacramento and San Joaquin Valleys on Tuesday, May 19. According to the National Weather Service...

May 20, 2020

california 16z april 6 2020 goes 16 f

Powerful, slow-moving storm brings snow and record rain to California

A powerful, slow-moving storm continues affecting parts of California on Monday, April 6, 2020, with significant mountain snow, heavy rain, and gusty winds. Up to 127 mm (5 inches) of rain fell in Santa Barbara County, causing localized flooding. A record rainfall...

April 06, 2020

socal rain march 23 2020

Record-breaking rainfall soaks Southern California, another storm underway, U.S.

Heavy rains drenched parts of Southern California on March 22 and into March 23, 2020. The coastal mountain ranges were also hit by the widespread rain, while some beneficial rain and snow fell in the southern San Joaquin Valley and the Sierra Nevada. Southern...

March 23, 2020

california snow march 16 2020

Slow-moving winter storm brings significant snowfall to drought-hit California, up to 1.8 m (6 feet) of snow possible, U.S.

A large and slow-moving late-season winter storm started dumping significant heavy snow on California's Sierra Nevada on Saturday, March 14, 2020. Up to 1.8 m (6 feet) of snow is expected in the following days, replenishing the mountains following the...

March 16, 2020

california drought returns feb 19 2020

California returning into drought conditions, reservoirs still at or above average, U.S.

Drought conditions are returning to California as major rain and significant mountain snow had not fallen since December 2019. Sacramento and San Francisco have not seen a drop of rain in February 2020, which is usually one of the wettest months of the year for the...

February 21, 2020

myshake app sends first quake alert dec 17 2019

California's earthquake early warning system sends first public alert

California's new statewide earthquake early warning system-- the MyShake app-- has sent out its first public alert on Tuesday, December 17, 2019. The warning was sent for M4.3 tremor that took place in Monterey and San Luis Obispo counties, along the San Andreas...

December 19, 2019

mysterious holes discovered off California coast

Thousands of mysterious seafloor holes found off California coast

Scientists have discovered thousands of mysterious holes in the seabed off Big Sur, California. Researchers from the Monterey Bay Aquarium Research Institute (MBARI) were surveying the deep seafloor off Big Sur when they found the strange holes. The bigger holes...

December 15, 2019

california snow nov 28 2019

Snow engulfs high desert area of Antelope Valley, California

Heavy snow blanketed the Antelope Valley in California as a storm hit the high desert area on November 28, 2019. Palmdale saw more than a dusting of snow with over 76 mm (3 inches) covering the region, while some parts of Lancaster saw more than 127 mm (5 inches) of...

November 30, 2019

san francisco record cold nov 28 2019

San Francisco ties century-old record for coldest November day as North Bay freezes, California

San Francisco registered 8.8 °C (48 °F) on Thursday, November 28, 2019, and tied with November 27, 1896, for the coldest November day on record. Meanwhile, North Bay dealt with below-freezing temperatures overnight, with Novato Airport hitting -5 °C (23...

November 30, 2019

atmospheric river california dec 1 2019

Atmospheric river heads for California following 'bomb cyclone'

A powerful storm system is set to approach the West Coast of the USA this weekend, soon after the 'bomb cyclone' pushes east of the Rockies. The storm will bring more rounds of heavy rain and snow to California, beginning on November 30 and December 1, 2019....

November 29, 2019

diablo and santa ana winds cali

Extremely dangerous fire weather conditions for California, 26 million people under red flag warning

Critical and extremely critical fire weather conditions continue across parts of California through Thursday, October 31, 2019, especially for southern California. At least 10 fires are burning across the state on October 30, with more than 26 million people under...

October 30, 2019

kincade fire

200 000 Sonoma County residents under 'largest' mandatory evacuation ever as Kincade Fire grows, California

A total of 200 000 residents in Sonoma County were put under mandatory evacuation on Sunday morning, October 27, 2019, due to the rapidly growing Kincade Fire which started burning Wednesday last week, October 23. According to deputies, it is the largest evacuation...

October 28, 2019

kincade fire oct 2019

Kincade Fire explodes to 4 047 ha (10 000 acres), mandatory evacuations ordered, California

A fast-moving wildfire has exploded in rural Sonoma County late Wednesday (LT), October 23, 2019. The so-called Kincade Fire further intensified by 113 km/h (70 mph) winds, consuming around 4 047 hectares (10 000 acres) by October 24 and forcing hundreds of...

October 24, 2019

surface rupture ridgecrest

Scientists find 'domino-like' sequence of ruptures in Ridgecrest Earthquake Sequence, California

A new study of the Ridgecrest Earthquake Sequence, the largest earthquake sequence in Southern California, that began on July 4, 2019, provided new evidence that massive earthquakes can happen in a more complex fashion than commonly expected. The observation by...

October 20, 2019

suomi npp october 9 2019 f

Record weather conditions across USA in the first half of October

A strong early-season snowstorm pounded several parts of the United States in the first half of October. The unusual weather set records, with snowstorm blanketing the Northern Rockies and Northern Plains. Meanwhile, blizzard conditions have hit Dakota, while Denver...

October 14, 2019

saddleridge fire october 11 2019 f

Saddleridge Fire explodes in Southern California, mandatory evacuation in San Fernando Valley

Critical to extremely critical fire weather conditions continue on Friday across portions of Southern California due to gusty winds and a very dry airmass. These conditions should subside by the weekend as an upper level trough approaches the region. The setup has...

October 11, 2019

power tower

Winds raise fire risk in California, prompting a public safety power shutoff that could affect 800 000

Winds from the same storm set bringing another round of cold air and heavy snow to the interior Northwest increase wildfire ignition threats and spread over California. As a safety precaution, electricity will be turned off for some parts of California on October 9,...

October 09, 2019

california tornado sept 29 2019

Hail, tornado, and record-low temperatures hit California, USA

A series of unusual weather events hit the city of Davis, California, on September 28 and 29, 2019. Thunderstorms swept through the state's central part, producing dime-sized hail. A tornado was also spotted near the area. The tornado touched down at 18:40 LT...

September 30, 2019

coso volcanic field in relation with ridgecrest earthquakes july 2019 f

Seismic activity continues at Coso Volcanic Field in Inyo County, California

The seismic activity that started early July 6, 2019 at the southern margin of Coso Volcanic Field in Inyo County, California continues at a rate of about 600 M1.0 or greater earthquakes per day. The activity was triggered by a magnitude M5.4 earthquake at 04:19...

July 10, 2019

2ridgecrest earthquake ge usgs july 6 2019 2100z f

M7.1 Ridgecrest Earthquake - USGS Aftershock Forecast

The USGS has issued its Aftershock Forecast following M7.1 Ridgecrest, CA earthquake at 03:19 UTC on July 6, 2019. An updated version issued 02:55 UTC, July 7 is posted below and marked Update. Over the next 1 week, there is is a 3 % chance of one or more...

July 06, 2019

ridgecrest earthquake ge usgs july 6 2019 2100z f

Powerful M7.1 earthquake hits Southern California

A very strong and shallow earthquake registered by the USGS as M7.1 hit Southern California at 03:19 UTC on July 6, 2019 (20:19 local time, July 5). The agency is reporting a depth of 17 km (10.5 miles). EMSC is reporting M7.1 at a depth of 10 km (6.2 miles). This...

July 06, 2019

california earthquakes july 4 2019 f

Strong and shallow M6.4 earthquake hits Southern California, numerous aftershock shaking the region

A strong and shallow earthquake registered by the USGS as M6.4 hit Central California at 17:33 UTC (10:33 local time) on July 4, 2019. The agency is reporting a depth of 8.7 km (5.4 miles). EMSC is reporting M6.4 at a depth of 2 km (1.2 miles). At least 160...

July 04, 2019

NLCs over san francisco bay area california june 10 2019 f

Record-setting noctilucent clouds, NLCs seen over San Francisco Bay Area, California

Sky watchers in the San Francisco Bay Area, California witnessed an extraordinary display of noctilucent clouds (NLCs) on June 9, 2019. As these clouds are typically confined to latitudes above +55 N and San Francisco is at +38 N, this marks one of the...

June 10, 2019

tar oozing la brea tar pits la june 8 2019

Tar and natural gas oozing onto sidewalk near La Brea Tar Pits - Los Angeles, California

Tar and what appears to be natural gas has begun to ooze onto the sidewalk on the Miracle Mile near the La Brea Tar Pits, Los Angeles, California on Saturday, June 8, 2019. The La Brea Tar Pits are a group of tar pits around which Hancock Park was formed in urban...

June 09, 2019

riverside county mountains may 22 2019 f

Rare may storm hits Southern California with heavy rain, hail and snow

A rare May storm swept through Southern California on May 22 and 23, 2019, bringing heavy rain, hail and even snow to parts of the region. The worst-hit were Inland Empire and eastern central area of Orange County where heavy rain was reported, according to ABC7....

May 23, 2019

ar western us may 15 2019 f

Unusually strong, winter-like storm dumping heavy rain on California, below normal temperatures

An unusually strong storm for the time of year is affecting the Western U.S., dumping heavy rain and higher elevation snow. Many cities could double or triple their normal precipitation for May, normally a dry month, in just 24 to 48 hours, meteorologists warn. This...

May 16, 2019

gfs may 21 2019

Three atmospheric rivers aim U.S. West, heavy rain and higher elevation snow expected

A potent weather system will bring rain, locally, heavy with higher elevation snow to portions of California, southwestern Oregon, and the Northern Rockies. As much as 60 cm (2 feet) of snow may blanket the California mountains above 1.8 km (6 000 feet). Rain and...

May 15, 2019

mendocino triple junction earthquakes may 5 2019 f

Earthquakes at Mendocino Triple Junction, California

Five minor to moderately strong earthquakes were registered at Mendocino Triple Junction, west of Eureka, California at a depth of 10 km (6.2 miles) on May 5, 2019. The strongest was M4.8 detected at 06:46 UTC on May 5. The sequence started with M3.1 at 04:17 UTC,...

May 06, 2019

socal small eqs

Almost 2 million previously unidentified earthquakes in Southern California

Caltech seismologists have identified nearly two million previously unidentified tiny earthquakes that occurred between 2008 and 2017 in Southern California, expanding the region's earthquake catalog by a factor of 10. Their efforts, published online by the...

April 23, 2019

dust devil fairfield california april 9 2019

Powerful dust devil rips roof off building in Fairfield, California

A powerful dust devil formed in the city of Fairfield, Solano County, California on April 9, 2019 and was captured on video. The twister was strong enough to rip off part of the roof of one building and send debris flying everywhere. Dust devils are small but...

April 11, 2019

playing in sierra snow ca davidnbraun f

Sierra Nevada snowpack at 162 percent of normal, California water supply dream

"With full reservoirs and a dense snowpack, this year is practically a California water supply dream," California DWR Director Karla Nemeth said April 2, 2019, after latest Sierra snowpack measurement. California state officials made their monthly snowpack...

April 03, 2019

california thunderstorm march 5 2019 f sbcfd mike eliason

Intense thunderstorm hits Southern California, 1 489 pulses of lightning in just 5 minutes

An unusually intense thunderstorm brought by yet another atmospheric river hit Southern California on Tuesday night, March 5, 2019, stretching from southern Kern County past the Channel Islands. Shortly after 20:00 PST, the National Weather Service recorded 1 489...

March 07, 2019

sierra snowpack measurement feb 28 2019

Sierra Nevada snowpack at record level, doubles in February, California

Four days of heavy snowfall came to an end on February 28, 2019, leaving statewide snowpack at 153% of normal. Snow depths and water content equaled California's all-time record level for February. While most of the state's reservoirs are at or above 100% of...

March 05, 2019

guerneville ca flooding february 2019

Major floods inundate 2 000 homes and buildings, California

Russian River at Guerneville crested with a preliminary height of 13.83 m (45.38 feet) at 22:00 PST, Wednesday, February 27, 2019. Major flooding continued Thursday morning but the river is expected to slowly recede through the day and fall below flood stage of...

February 28, 2019

russian river ca february 26 2019

Santa Rosa obliterates rainfall records, mandatory evacuation for Russian River area, California

A slow-moving storm brought widespread heavy precipitation across central to northern California and very heavy snow through the Sierra on February 26 and 27, 2019. The County of Sonoma has issued mandatory evacuations to residents living near the Russian River....

February 27, 2019

los angeles february 24 2019

Coldest February in Downtown Los Angeles since 1962, California

February 2019 has been a very cold month across all of southwestern California. With just 4 days remaining in the month, February 2019 ranks as the coldest February in Downtown Los Angeles since 1962. In Downtown Los Angeles, the average daily mean temperature for...

February 25, 2019

santa monica mountains february 21 2019

NWS: Snow at elevation rarely seen in Southern California

A very cold upper low pressure system tracked across California on February 21, 2019, bringing scattered showers, with snow showers down to extremely low levels, and isolated thunderstorms with hail. Snow showers were reported by spotters in Thousand Oaks, Simi...

February 23, 2019

red rock nv snow february 21 2019 by aaron ruppert via reed timmer accuweather f

Rare snowfall in Los Angeles County, Las Vegas had 5th February snow day, first since 1949

A winter storm named Quiana by The Weather Channel dumped heavy snowfall on parts of the Southwest and brought rare wintry precipitation to parts of Los Angeles County. Snow fell on Las Vegas for the 5th time this month on February 21 - this was the first time since...

February 22, 2019